Round|Natural|GIA

0.40ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 5563420190

Certificate GIA 5563420190

Diamond specifications and retailer prices

From $221 USD
₹21,065 INR
As of October 30, 2026
Save $966 USD (81%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,187 USD at NZ Jewellers · As of October 26, 2026
View at NZ Jewellers

About this 0.4ct natural round diamond

This 0.4ct natural round sits in the sub-half-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5563420190. Listed at 13 retailers as of October 26, 2026, with prices from $221 to $1,187, a $966 spread on the same certified stone. NZ Jewellers lists it at $1,187. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.40
Carat
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5563420190
Dimensions4.72 × 4.70 × 2.96 mm
L/W Ratio1.00
Top View
4.72 mm4.70 mm0.40 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5563420190
Side View
Table 55.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,187 USD|Low: $221 USD|High: $1,221 USD|Avg: $514 USD|-2.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 2$221 USD
Retailer 4$269 USD
Retailer 10$329 USD
Retailer 9$393 USD
Retailer 3$395 USD
Retailer 12$417 USD
Retailer 6$439 USD
Retailer 5$478 USD
Retailer 8$520 USD
Retailer 7$626 USD
Retailer 11$723 USD
NZ Jewellers$1,187 USD

23 data points across 12 retailers

13 retailers$221 USD to $1,187 USD

A
Cheapest Retailer
-
$221 USD
₹21,065 INR
A
Retailer 2
-
$269 USD
HK$2,100 HKD
View
A
Retailer 3
-
$329 USD
SGD 444 SGD
View
A
Retailer 4
-
$393 USD
£310 GBP
View
A
Retailer 5
-
$395 USD
View
Retailer 6
-
$417 USD
View
Price last confirmed 7 days ago
B+
Retailer 7
-
$439 USD
View
B+
Retailer 8
-
$478 USD
ZAR 7,720 ZAR
View
Retailer 9
-
$514 USD
A$791 AUD
View
Price last confirmed 26 days ago
B+
Retailer 10
-
$520 USD
€495 EUR
View
B+
Retailer 11
-
$626 USD
£493 GBP
View
B
Retailer 12
-
$723 USD
£569 GBP
View
Most Expensive
B
NZ Jewellers
25efe026-9344-411f-b6c9-ec32a516d6bd · Oct 26
$1,187 USD
View
12 more retailers have this diamond
Prices start from $221 USDSave up to $966 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
0.40ct Round
$221 USD